/usr/lib/python2.7/dist-packages/planet/foaf.py is in planet-venus 0~git9de2109-4.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | from ConfigParser import ConfigParser
inheritable_options = [ 'online_accounts' ]
def load_accounts(config, section):
accounts = {}
if(config.has_option(section, 'online_accounts')):
values = config.get(section, 'online_accounts')
for account_map in values.split('\n'):
try:
homepage, map = account_map.split('|')
accounts[homepage] = map
except:
pass
return accounts
def load_model(rdf, base_uri):
if hasattr(rdf, 'find_statements'):
return rdf
if hasattr(rdf, 'read'):
rdf = rdf.read()
def handler(code, level, facility, message, line, column, byte, file, uri):
pass
from RDF import Model, Parser
model = Model()
Parser().parse_string_into_model(model,rdf,base_uri,handler)
return model
# input = foaf, output = ConfigParser
def foaf2config(rdf, config, subject=None, section=None):
if not config or not config.sections():
return
# there should be only be 1 section
if not section: section = config.sections().pop()
try:
from RDF import Model, NS, Parser, Statement
except:
return
# account mappings, none by default
# form: accounts = {url to service homepage (as found in FOAF)}|{URI template}\n*
# example: http://del.icio.us/|http://del.icio.us/rss/{foaf:accountName}
accounts = load_accounts(config, section)
depth = 0
if(config.has_option(section, 'depth')):
depth = config.getint(section, 'depth')
model = load_model(rdf, section)
dc = NS('http://purl.org/dc/elements/1.1/')
foaf = NS('http://xmlns.com/foaf/0.1/')
rdfs = NS('http://www.w3.org/2000/01/rdf-schema#')
rdf = NS('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
rss = NS('http://purl.org/rss/1.0/')
for statement in model.find_statements(Statement(subject,foaf.weblog,None)):
# feed owner
person = statement.subject
# title is required (at the moment)
title = model.get_target(person,foaf.name)
if not title: title = model.get_target(statement.object,dc.title)
if not title:
continue
# blog is optional
feed = model.get_target(statement.object,rdfs.seeAlso)
if feed and rss.channel == model.get_target(feed, rdf.type):
feed = str(feed.uri)
if not config.has_section(feed):
config.add_section(feed)
config.set(feed, 'name', str(title))
# now look for OnlineAccounts for the same person
if accounts.keys():
for statement in model.find_statements(Statement(person,foaf.holdsAccount,None)):
rdfaccthome = model.get_target(statement.object,foaf.accountServiceHomepage)
rdfacctname = model.get_target(statement.object,foaf.accountName)
if not rdfaccthome or not rdfacctname: continue
if not rdfaccthome.is_resource() or not accounts.has_key(str(rdfaccthome.uri)): continue
if not rdfacctname.is_literal(): continue
rdfacctname = rdfacctname.literal_value['string']
rdfaccthome = str(rdfaccthome.uri)
# shorten feed title a bit
try:
servicetitle = rdfaccthome.replace('http://','').split('/')[0]
except:
servicetitle = rdfaccthome
feed = accounts[rdfaccthome].replace("{foaf:accountName}", rdfacctname)
if not config.has_section(feed):
config.add_section(feed)
config.set(feed, 'name', "%s (%s)" % (title, servicetitle))
if depth > 0:
# now the fun part, let's go after more friends
for statement in model.find_statements(Statement(person,foaf.knows,None)):
friend = statement.object
# let's be safe
if friend.is_literal(): continue
seeAlso = model.get_target(friend,rdfs.seeAlso)
# nothing to see
if not seeAlso or not seeAlso.is_resource(): continue
seeAlso = str(seeAlso.uri)
if not config.has_section(seeAlso):
config.add_section(seeAlso)
copy_options(config, section, seeAlso,
{ 'content_type' : 'foaf',
'depth' : str(depth - 1) })
try:
from planet.config import downloadReadingList
downloadReadingList(seeAlso, config,
lambda data, subconfig : friend2config(model, friend, seeAlso, subconfig, data),
False)
except:
pass
return
def copy_options(config, parent_section, child_section, overrides = {}):
global inheritable_options
for option in [x for x in config.options(parent_section) if x in inheritable_options]:
if not overrides.has_key(option):
config.set(child_section, option, config.get(parent_section, option))
for option, value in overrides.items():
config.set(child_section, option, value)
def friend2config(friend_model, friend, seeAlso, subconfig, data):
try:
from RDF import Model, NS, Parser, Statement
except:
return
dc = NS('http://purl.org/dc/elements/1.1/')
foaf = NS('http://xmlns.com/foaf/0.1/')
rdf = NS('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
rdfs = NS('http://www.w3.org/2000/01/rdf-schema#')
# FOAF InverseFunctionalProperties
ifps = [foaf.mbox, foaf.mbox_sha1sum, foaf.jabberID, foaf.aimChatID,
foaf.icqChatID, foaf.yahooChatID, foaf.msnChatID, foaf.homepage, foaf.weblog]
model = load_model(data, seeAlso)
for statement in model.find_statements(Statement(None,rdf.type,foaf.Person)):
samefriend = statement.subject
# maybe they have the same uri
if friend.is_resource() and samefriend.is_resource() and friend == samefriend:
foaf2config(model, subconfig, samefriend)
return
for ifp in ifps:
object = model.get_target(samefriend,ifp)
if object and object == friend_model.get_target(friend, ifp):
foaf2config(model, subconfig, samefriend)
return
if __name__ == "__main__":
import sys, urllib
config = ConfigParser()
for uri in sys.argv[1:]:
config.add_section(uri)
foaf2config(urllib.urlopen(uri), config, section=uri)
config.remove_section(uri)
config.write(sys.stdout)
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